321231123103 has 8 divisors (see below), whose sum is σ = 353709037440. Its totient is φ = 289299056280.

The previous prime is 321231123079. The next prime is 321231123137. The reversal of 321231123103 is 301321132123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321231123103 - 2⁵ = 321231123071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321231123193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136460643 + ... + 136462996.

It is an arithmetic number, because the mean of its divisors is an integer number (44213629680).

Almost surely, 2^321231123103 is an apocalyptic number.

321231123103 is a deficient number, since it is larger than the sum of its proper divisors (32477914337).

321231123103 is a wasteful number, since it uses less digits than its factorization.

321231123103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272923757.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 321231123103 its reverse (301321132123), we get a palindrome (622552255226).

The spelling of 321231123103 in words is "three hundred twenty-one billion, two hundred thirty-one million, one hundred twenty-three thousand, one hundred three".